Web - Server Web - Server

Discover the mechanisms, protocols and technologies used on the Internet and learn to abuse them!

These challenges are designed to train users on HTML, HTTP and other server side mechanisms. The following series of challenges will cultivate a better understanding of techniques such as : Basic workings of multiple authentication mechanisms, handling form data, inner workings of web applications, etc. ...

Prerequisites:
– Understand HTML.
– Understand the HTTP protocol.
– Ability to manipulate a web browser.

challenges 96 Challenges

Results Name Validations Number of points  Explanation for the scores Difficulty  Difficulty Author Note  Notation Solution Date
pas_valide HTML - Source code 49% 165596 5 g0uZ 5 3 October 2006
pas_valide HTTP - IP restriction bypass 8% 27246 10 Cyrhades 7 23 March 2021
pas_valide HTTP - Open redirect 19% 64956 10 Swissky 10 2 August 2017
pas_valide HTTP - User-agent 24% 81684 10 g0uZ 10 3 October 2006
pas_valide Weak password 32% 107372 10 g0uZ 7 3 October 2006
pas_valide PHP - Command injection 19% 64583 10 sambecks 10 20 September 2017
pas_valide API - Broken Access 2% 3576 15 Nishacid , Mika 2 18 January 2024
pas_valide Backup file 16% 53210 15 g0uZ 10 27 February 2011
pas_valide HTTP - Directory indexing 22% 75627 15 g0uZ 7 7 October 2006
pas_valide HTTP - Headers 16% 53331 15 Arod 9 11 January 2015
pas_valide HTTP - POST 14% 48091 15 Th1b4ud 10 14 August 2018
pas_valide HTTP - Improper redirect 13% 41556 15 Arod 10 26 November 2014
pas_valide HTTP - Verb tampering 14% 45285 15 g0uZ 10 3 February 2011
pas_valide Install files 13% 42775 15 g0uZ 6 7 October 2006
pas_valide Nginx - Alias Misconfiguration 1% 1180 15 .Yo0x 1 27 September 2024
pas_valide Nginx - Root Location Misconfiguration 1% 130 15 .Yo0x 0 27 September 2024
pas_valide API - Mass Assignment 1% 2322 20 Nishacid , Mika 2 18 January 2024
pas_valide CRLF 10% 31131 20 g0uZ 7 31 July 2011
pas_valide File upload - Double extensions 10% 34238 20 g0uZ 10 24 December 2012
pas_valide File upload - MIME type 8% 27374 20 g0uZ 10 26 December 2012
pas_valide Flask - Unsecure session 1% 2238 20 Sanlokii 1 29 November 2023
pas_valide GraphQL - Introspection 1% 3441 20 apges01 4 19 January 2023
pas_valide HTTP - Cookies 13% 44595 20 g0uZ 8 7 October 2006
pas_valide Insecure Code Management 4% 13360 20 Swissky 6 29 September 2019
pas_valide JWT - Introduction 5% 16695 20 Kn0wledge 5 21 August 2019
pas_valide XSS - Server Side 1% 2421 20 Elf 4 23 June 2023
pas_valide Directory traversal 11% 34513 25 g0uZ 3 31 July 2011
pas_valide File upload - Null byte 7% 23374 25 g0uZ 4 26 December 2012
pas_valide JWT - Revoked token 2% 5799 25 ArnC 6 20 March 2020
pas_valide JWT - Weak secret 4% 11533 25 Jrmbt 6 21 August 2019
pas_valide JWT - Unsecure File Signature 1% 1987 25 Nishacid , Mika 3 23 February 2023
pas_valide PHP - assert() 5% 15154 25 Birdy42 10 26 November 2016
pas_valide PHP - Apache configuration 1% 2252 25 erk3 , nemoz 3 8 July 2022
pas_valide PHP - Filters 6% 19318 25 g0uZ 3 27 February 2011
pas_valide PHP - register globals 5% 15571 25 g0uZ 2 8 October 2011
pas_valide PHP - Remote Xdebug 1% 1470 25 mayfly 4 18 March 2020
pas_valide Python - Server-side Template Injection Introduction 2% 4258 25 Podalirius 7 7 September 2021
pas_valide File upload - ZIP 3% 9388 30 ghozt 3 3 August 2017
pas_valide Flask - Development server 1% 815 30 Sanlokii 1 29 November 2023
pas_valide GraphQL - Injection 1% 694 30 apges01 2 19 January 2023
pas_valide Command injection - Filter bypass 3% 7501 30 sambecks 6 20 September 2017
pas_valide Java - Server-side Template Injection 4% 10449 30 righettod 6 29 November 2015
pas_valide JWT - Public key 2% 3731 30 Jrmbt 5 21 August 2019
pas_valide JWT - Header Injection 1% 1096 30 Nishacid , Mika 2 23 February 2023
pas_valide Local File Inclusion 8% 25062 30 g0uZ 4 2 October 2011
pas_valide Local File Inclusion - Double encoding 4% 12613 30 zM_ 4 13 June 2016
pas_valide Nginx - SSRF Misconfiguration 1% 50 30 .Yo0x 0 27 September 2024
pas_valide Node - Eval 1% 2833 30 Mhd_Root 7 24 February 2021
pas_valide PHP - Loose Comparison 3% 7157 30 ghozt 4 10 January 2018
pas_valide PHP - preg_replace() 3% 8922 30 sambecks 4 2 March 2016
pas_valide PHP - type juggling 3% 8741 30 vic 4 10 March 2016
pas_valide Remote File Inclusion 4% 11604 30 g0uZ 8 25 November 2015
pas_valide SQL injection - Authentication 14% 44780 30 g0uZ 11 27 February 2011
pas_valide SQL injection - Authentication - GBK 3% 9444 30 dvor4x 4 2 December 2015
pas_valide SQL injection - String 7% 21248 30 g0uZ 10 24 December 2012
pas_valide XSLT - Code execution 2% 3657 30 ghozt 5 16 July 2017
pas_valide Elixir - EEx 1% 239 35 lolo42 1 29 November 2023
pas_valide JWT - Unsecure Key Handling 1% 721 35 Nishacid , Mika 5 23 February 2023
pas_valide LDAP injection - Authentication 3% 10158 35 g0uZ 8 26 May 2013
pas_valide Node - Serialize 1% 1233 35 Mhd_Root 2 24 February 2021
pas_valide NoSQL injection - Authentication 3% 7596 35 mastho 8 31 May 2015
pas_valide PHP - Path Truncation 2% 5367 35 Geluchat 6 25 March 2015
pas_valide PHP - Serialization 2% 6642 35 Arod 3 3 February 2014
pas_valide SQL injection - Numeric 5% 14659 35 g0uZ 7 24 December 2012
pas_valide SQL Injection - Routed 2% 5193 35 soka 5 24 December 2016
pas_valide SQL Truncation 2% 6533 35 Geluchat 2 1 May 2015
pas_valide XML External Entity 2% 5489 35 sambecks 2 20 October 2014
pas_valide XPath injection - Authentication 2% 6504 35 g0uZ 6 27 December 2012
pas_valide Yaml - Deserialization 1% 1347 35 Nishacid 2 20 April 2021
pas_valide API - Broken Access 2 1% 345 40 Nishacid , Mika 1 18 January 2024
pas_valide GraphQL - Backend injection 1% 405 40 apges01 1 19 January 2023
pas_valide GraphQL - Mutation 1% 1530 40 CanardMandarin 2 20 October 2020
pas_valide Java - Spring Boot 1% 2307 40 dvor4x 3 24 December 2016
pas_valide Local File Inclusion - Wrappers 2% 3571 40 sambecks 4 2 March 2016
pas_valide PHP - Eval 2% 3552 40 chmod 10 8 November 2018
pas_valide PHP - Eval - Advanced filters bypass 1% 578 40 Podalirius 2 8 July 2022
pas_valide SQL injection - Error 3% 7543 40 sambecks 5 4 March 2015
pas_valide SQL injection - Insert 1% 3128 40 sambecks 4 23 February 2015
pas_valide SQL injection - File reading 2% 5890 40 Arod 3 19 October 2014
pas_valide XPath injection - String 2% 3864 40 g0uZ 5 26 May 2013
pas_valide File upload - Polyglot 1% 433 45 Cyxo 1 8 July 2022
pas_valide NodeJS - Prototype Pollution Bypass 1% 510 45 Worty 1 22 October 2021
pas_valide NoSQL injection - Blind 1% 2951 45 ghozt 6 26 November 2016
pas_valide SQL injection - Time based 2% 5585 45 ycam 4 11 September 2015
pas_valide Java - Custom gadget deserialization 1% 146 50 Elweth 0 28 December 2023
pas_valide NodeJS - vm escape 1% 727 50 Podalirius 1 15 April 2021
pas_valide Server Side Request Forgery 1% 1857 50 sambecks 7 22 June 2018
pas_valide SQL injection - Blind 3% 7448 50 g0uZ 6 27 February 2011
pas_valide LDAP injection - Blind 1% 3389 55 g0uZ 2 8 June 2013
pas_valide PHP - Unserialize overflow 1% 757 55 mayfly 2 4 April 2020
pas_valide PHP - Unserialize Pop Chain 1% 648 55 Worty 2 22 October 2021
pas_valide SQL Injection - Second Order 1% 194 55 k4ndar3c 1 29 November 2023
pas_valide Python - dotenv 1% 21 70 jrjgjk 0 27 September 2024
pas_valide Python - Blind SSTI Filters Bypass 1% 627 75 Podalirius 5 7 September 2021
pas_valide XPath injection - Blind 1% 2286 75 g0uZ 5 27 December 2012
pas_valide SQL injection - Filter bypass 1% 2700 80 sambecks 7 21 July 2014

Challenge Results Challenge Results

Pseudo Challenge Lang Date
Thro Web - Server  PHP - Command injection en 13 November 2024 at 10:21
3e36b108a5c6c20 Web - Serveur  HTTP - Redirection invalide fr 13 November 2024 at 10:20
g0t4g4 Web - Serveur  HTTP - Open redirect fr 13 November 2024 at 10:20
GundamOtak Web - Serveur  PHP - Injection de commande fr 13 November 2024 at 10:20
Criiis Web - Server  PHP - Command injection de 13 November 2024 at 10:20
Hugo Web - Serveur  HTTP - Redirection invalide fr 13 November 2024 at 10:19
b_wat3r Web - Serveur  PHP - Injection de commande fr 13 November 2024 at 10:16
Pyrrha0 Web - Serveur  PHP - Filters fr 13 November 2024 at 10:13
KayGam Web - Serveur  HTTP - Directory indexing fr 13 November 2024 at 10:10
Rakhmen Web - Server  PHP - Command injection en 13 November 2024 at 10:09